diff --git a/monai/bundle/config_item.py b/monai/bundle/config_item.py
index 10fb082ee7..20cf054611 100644
--- a/monai/bundle/config_item.py
+++ b/monai/bundle/config_item.py
@@ -236,7 +236,7 @@ def resolve_module_name(self):
         config = dict(self.get_config())
         target = config.get("_target_")
         if not isinstance(target, str):
-            return target
+            return target  # for feature discussed in project-monai/monai#5852
 
         module = self.locator.get_component_module_name(target)
         if module is None: